CVE-2025-47794 - CVE House

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Status published Low CVE-2025-47794

Nextcloud Server vulnerable to insecure temporary file creation, race with write access and permission

2.6 CVSS

Vulnerability Description

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud running with a different user account, or run a symlink attack. Nextcloud Server versions 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1 fix the issue. No known workarounds are available.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

nextcloud

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Affected Software

security-advisories

Vulnerable Versions:

>= 26.0.0, < 26.0.13.13, >= 27.0.0, < 27.1.11.13, >= 28.0.0, < 28.0.14.4, >= 29.0.0, < 29.0.13, >= 30.0.0, < 30.0.7, >= 31.0.0, < 31.0.1

Timeline

Official Publish: May 16th, 2025

Last Modified: May 16th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1078 Valid Accounts

T1213 Data from Information Repositories

T1565.002 Stored Data Manipulation